20174575490896

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{7817}}^1\times {\mathrm{2271883}}^1$

素因数の和:2279779

約数の個数: 40

約数和(自身を含む): 39643866897984

約数和(自身を除く): 19469291407088

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 7817, 15634, 31268, 62536, 125072, 555007, 1110014, 2220028, 2271883, 4440056, 4543766, 8880112, 9087532, 18175064, 36350128, 161303693, 322607386, 645214772, 1290429544, 2580859088, 17759309411, 35518618822, 71037237644, 142074475288, 284148950576, 1260910968181, 2521821936362, 5043643872724, 10087287745448, 20174575490896]

約数ペア:

[(1, 20174575490896), (2, 10087287745448), (4, 5043643872724), (8, 2521821936362), (16, 1260910968181), (71, 284148950576), (142, 142074475288), (284, 71037237644), (568, 35518618822), (1136, 17759309411), (7817, 2580859088), (15634, 1290429544), (31268, 645214772), (62536, 322607386), (125072, 161303693), (555007, 36350128), (1110014, 18175064), (2220028, 9087532), (2271883, 8880112), (4440056, 4543766)]